https://github.com/ekg/freebayes
Tip revision: b04023680443f48fc1eceee6fb5e58377ccc6be9 authored by Erik Garrison on 12 December 2014, 21:34:49 UTC
Setting Release-Version v0.9.20
Setting Release-Version v0.9.20
Tip revision: b040236
factorialln.py
from scipy.special import gamma, gammaln
def factorialln(n):
if n == 1:
return 0
elif n == 0:
return 0
elif n < 0:
raise Exception("factorial is not defined for n < 0")
else:
return gammaln(n + 1)